Date picker v.2.0
Enter number or title containing number
Date picker is a tool for those who post excerpts from grammars and commentaries, and pieces of analysis.
The titles of these posts contain numbers and order of titles should match numerical values of numbers, as here: "§ 1", "§ 2", "§ 3", ... "§ 10", "§ 11", "§ 12", etc. Or as here: ..., "Verse 528", "Verse 529-530", "Verse 531", "Verses 531-533", "Verses 533-535" etc.
Such ordering of titles is achieved by setting posting dates. Date picker script automatizes process of calculating dates for entries. It takes as an input a string containing one or two numbers (the second must be bigger than the first at least by 1) i